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Tech Tutorials | App Reviews & Android Fixes | Fintech Shield Blog
Welcome to the Fintech Shield Blog | Your go-to hub for insightful Tech Tutorials, Unbiased App Reviews, Android Solutions, and Digital innovation tips. Whether you're a curious user or a seasoned tech pro, we’ve got something valuable for you.
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Linux Terminal Commands to Track CPU, RAM, and Disk Usage
Want to keep an eye on your system performance without relying on a GUI? Discover essential Linux terminal commands to monitor CPU, RAM, and disk usage in real-time - perfect for servers, developers, and power users.
Kalyan Bhattacharjee
Aug 123 min read


Ubuntu vs Fedora vs Arch: Which Linux Distro is Right for You in 2025?
Confused about which Linux distro to pick in 2025? You're not alone. With so many choices out there, deciding between Ubuntu, Fedora, and Arch Linux can feel overwhelming. This guide simplifies the process with a clear comparison chart and practical use-case scenarios—whether you're a beginner, developer, or power user. Let’s find out which distro truly fits your needs.
Kalyan Bhattacharjee
Aug 74 min read


Best Linux Distros for Gaming in 2025 (Pop!_OS, Garuda & More)
Looking to ditch Windows for gaming? These Linux distros in 2025 bring full driver support, top performance, and support for thousands of AAA titles.
Kalyan Bhattacharjee
Jul 54 min read


Linux Gaming in 2025: Is It Finally Good Enough?
Linux gaming in 2025 is no longer a joke thanks to Proton, Steam Deck, and powerful Linux distros, it's a serious alternative to Windows for most gamers.
Kalyan Bhattacharjee
Jul 53 min read


How to Turn On Developer Mode on Chromebook (2025 Guide)
Unlock the full potential of your Chromebook by enabling Developer Mode. This 2025 guide walks you through each step and shows what powerful features it unlocks.
Kalyan Bhattacharjee
Jul 43 min read


How to Install Linux on a USB Stick | Step by Step - Live OS Guide
Turn any USB stick into your personal operating system with this 2025 guide to installing Linux as a Live OS. Learn how to create a bootable USB, set up persistence, and use it for privacy, troubleshooting, and on-the-go computing.
Kalyan Bhattacharjee
Jun 223 min read


How to Dual Boot Windows 11 and Linux Safely (Without Losing Data)
Want to explore Linux without giving up Windows 11? This step-by-step guide walks you through dual booting both OSes safely—no data loss, no headaches.
Kalyan Bhattacharjee
Jun 173 min read


Top Linux Tools for Productivity in 2025 You Didn’t Know You Needed
Linux is more powerful than ever in 2025, and it’s not just for developers anymore. Whether you’re a creator, remote worker, or multitasker, these lesser-known tools will supercharge your Linux workflow and make you wonder how you lived without them.
Kalyan Bhattacharjee
Jun 153 min read


How Do I Check What Graphics Card I Have? Windows, Linux & Mac
Learn how to check your graphics card on Windows, Linux, and Mac using built-in tools and commands. Quick and easy steps!
Kalyan Bhattacharjee
Apr 33 min read


Linux Mint vs Ubuntu | A Comprehensive Comparison
Linux Mint and Ubuntu are two of the most popular Linux distributions, both offering user-friendly experiences but with key differences in design, performance, and usability. Whether you're a beginner switching from Windows or an experienced Linux user, understanding how these two distros compare can help you choose the right one for your needs. This blog dives into a detailed comparison covering interface, system requirements, software management, and more.
Kalyan Bhattacharjee
Jul 20, 20244 min read


Red Hat OS: Empowering Enterprises with Open-Source Excellence
Red Hat OS stands as a cornerstone in the enterprise Linux ecosystem, offering a robust, secure, and scalable platform built on open-source principles. Known for its stability and long-term support, Red Hat enables organizations to deploy critical applications, streamline development pipelines, and ensure operational efficiency.
Kalyan Bhattacharjee
Aug 30, 20233 min read


Linux Mint | Enhancing Efficiency and Performance With Simplicity
Linux Mint Enhancing Efficiency - Exploring the Linux Mint Operating System Introduction In the world of operating systems, Linux Mint...
Kalyan Bhattacharjee
May 17, 20233 min read


Kali Linux: The Operating System for Cyber-Security Professionals
Kali Linux is a powerful, Debian-based operating system tailored for cybersecurity professionals and ethical hackers. Packed with hundreds of pre-installed tools for penetration testing, digital forensics, and network analysis, Kali is the go-to OS for security auditing. In this blog, we explore what makes Kali Linux unique, its key features, and why it's essential for anyone serious about cybersecurity.
Kalyan Bhattacharjee
May 15, 20233 min read


BOSS OS; The Indian Operating System with Built-in Security Features
BOSS OS (Bharat Operating System Solutions) is India’s very own Linux-based operating system developed by CDAC. Built with advanced security features and support for Indian languages, BOSS OS aims to promote digital self-reliance and protect against cyber threats. In this blog, we take a quick look at what makes BOSS OS a secure and strategic choice for India in 2025.
Kalyan Bhattacharjee
May 4, 20233 min read


Ubuntu Essentials: Your Complete Starter Guide to Linux OS
Discover the power of Ubuntu Linux in this beginner-friendly guide. Learn how to install, use, and customize Ubuntu like a pro!
Kalyan Bhattacharjee
May 1, 20233 min read


Linux: Exploring the Benefits and Challenges of Linux OS
Linux OS Linux Operating System: Exploring the Benefits and Challenges of Using Linux Introduction In the world of operating systems,...
Kalyan Bhattacharjee
Apr 18, 20233 min read
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